The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 11, 2018
Filed:
Apr. 20, 2017
Applicant:
Energy Recovery, Inc., San Leandro, CA (US);
Inventors:
James Elliott McLean, Jr., Houston, TX (US);
Farshad Ghasripoor, Oakland, CA (US);
David Deloyd Anderson, Castro Valley, CA (US);
Jeremy Grant Martin, Oakland, CA (US);
Assignee:
ENERGY RECOVERY, LLC, San Leandro, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/00 (2006.01); E21B 21/06 (2006.01); E21B 21/08 (2006.01); E21B 43/36 (2006.01); F04F 13/00 (2009.01);
U.S. Cl.
CPC ...
F04F 13/00 (2013.01); E21B 21/001 (2013.01); E21B 21/062 (2013.01); E21B 21/065 (2013.01); E21B 21/08 (2013.01); E21B 43/36 (2013.01);
Abstract
A system includes a mud return system. The mud return system includes a pressure exchanger (PX) configured to be installed in a body of water, to receive used drilling mud, to receive a second fluid, to utilize the second fluid to pressurize the drilling mud for transport, via a mud return line, from a first location at or near the sea floor to a second location at or near a surface of the body of water.